name = ['绮梦','冷伊一','香凝','黛兰']
sign = ['水瓶座','射手座','双鱼座','双子座']
dictionary = dict(zip(name,sign))
dictionary['香凝'] = '天蝎座'
dictionary['貂蝉'] = '双鱼座'
if '绮梦' in dictionary:
    del dictionary['绮梦']
